Atty. Robert Olin Greffenius

Atty. Robert Olin Greffenius

Mr. Robert Olin Greffenius is a lawyer practicing advertising, communications / media, securities / investment fraud and 1 other area of law.

Washington Washington 16 yrs experience 16 year
Call (202) 434-4234 Book Appointment

Advertising & More Attorney · Serving Washington, DC · 16+ Years Experience

Profile Summary

About Robert Olin Greffenius at a Glance

Robert Olin Greffenius is a securities, consumer, and entertainment attorney based in Washington, District of Columbia. They have 16+ years of legal experience, licensed to practice since 2010. Admitted to practice in District of Columbia (2010) and New York (2010). Educated at American University (J.D., 2009) and Washington University (B.A., 2004). Serves clients in Washington, DC and the surrounding metropolitan area.

Verified attorney profile · Updated November 2026

About Robert Olin Greffenius

  • Mr. Robert Olin Greffenius is a lawyer practicing advertising, communications / media, securities / investment fraud and 1 other area of law
  • Robert received a B.A. degree from Washington University in 2004, and has been licensed for 16 years
  • Robert practices in Washington, DC

Practice Areas Explained

Robert Olin Greffenius's Areas of Legal Practice

Each practice area below reflects the types of cases Robert Olin Greffenius handles, with a practical overview of what that area of law involves and how it may apply to your situation in Washington.

Securities Law in Washington

Robert Olin Greffenius is one of 64,075 securities attorneys indexed nationally. Browse securities attorneys in District of Columbia →

Consumer Protection in Washington

Consumer protection attorneys for fraud, lemon law, debt harassment, and deceptive trade practices.

Robert Olin Greffenius is one of 50,226 consumer attorneys indexed nationally. Browse consumer attorneys in District of Columbia →

Entertainment & Sports Law in Washington

Entertainment lawyers for music, film, sports contracts, talent representation, and IP licensing.

Robert Olin Greffenius is one of 45,619 entertainment attorneys indexed nationally. Browse entertainment attorneys in District of Columbia →

Jurisdictional Context

Why Local Counsel Matters in Washington

Practicing law in District of Columbia. Legal matters in District of Columbia are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Washington are typically filed in the local municipal court or the appropriate District of Columbia state district court, depending on subject matter and amount in controversy. An attorney licensed in District of Columbia brings working knowledge of local procedural deadlines, judicial practices in this venue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in District of Columbia courts without local counsel or pro hac vice admission.

Washington Courts and Legal Process

Choosing a Washington-based attorney means your counsel already knows the local docketing timelines, preferred filing formats, and how individual judges typically rule on procedural motions — details that only come from practicing in this jurisdiction day after day. That local familiarity can translate to better strategy, faster filings, and fewer costly surprises.

Looking for additional District of Columbia attorneys? Browse all attorneys in Washington or all attorneys in District of Columbia.

Frequently Asked

Common Questions About Robert Olin Greffenius

Where is Robert Olin Greffenius's law office located?
Robert Olin Greffenius's law practice is located in Washington, District of Columbia. You can contact the office directly through this profile page.
What practice areas does Robert Olin Greffenius handle?
Robert Olin Greffenius focuses on securities, consumer, entertainment. Each practice area listed reflects experience handling cases of that type in District of Columbia.
How long has Robert Olin Greffenius practiced law?
Robert Olin Greffenius has 16+ years of legal experience and has been licensed since 2010.
Where did Robert Olin Greffenius go to law school?
Robert Olin Greffenius earned their education at (J.D., 2009); (B.A., 2004).
How can I contact Robert Olin Greffenius for a consultation?
You can contact Robert Olin Greffenius directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.

Professional Profile

Why Clients in Washington Choose Robert Olin Greffenius

Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish Robert Olin Greffenius's practice in the field of securities, consumer, and entertainment.

Decade-Tested Legal Experience

Robert Olin Greffenius brings 16+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.

Multi-State Bar Admission

Licensed in District of Columbia and New York, Robert Olin Greffenius can represent clients in cases that span state lines or require counsel in multiple jurisdictions.

Broad Practice Area Coverage

Covering securities, consumer, and entertainment, Robert Olin Greffenius can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in Washington

A Washington-based practice means Robert Olin Greffenius attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.

Search Reference

How People Find Robert Olin Greffenius Online

Prospective clients searching for legal help in Washington commonly use a combination of the attorney's name and their specific legal need. The following search terms frequently lead people to this profile and to attorneys like Robert Olin Greffenius.

Robert Olin Greffenius attorney Robert Olin Greffenius lawyer Robert Olin Greffenius Washington Robert Olin Greffenius District of Columbia Robert Olin Greffenius reviews Robert Olin Greffenius contact securities attorney in Washington securities lawyer Washington best securities attorney Washington top rated securities lawyer near me securities attorney District of Columbia find a lawyer near me how to hire an attorney

If any of the above matches what you searched for, you've found the right profile. Use the contact options at the top of this page to get in touch with Robert Olin Greffenius directly.

Education & Law School Background

J.D.
American University
- 2009
B.A.
Washington University
- 2004

Bar Admissions & Licensed Jurisdictions

District of Columbia
Admitted: 2010
New York
Admitted: 2010

Client Reviews & Ratings — Robert Olin Greffenius

These reviews belong to platform users; they do not constitute advertisement or promotion for the attorney. Opinions are published for informational purposes only.

No reviews yet.